This manual introduces the use of QLA BR920CK car Bluetooth stereo headset. The headset supports Bluetooth A2DP protocol, which allows you to listen to beautiful music on your phone, MP3, computer and other devices. The headset also allows you to switch between music and call functions. When you are listening to music, you can use the Bluetooth wireless stereo headset to answer Bluetooth phone calls or make phone calls.
This manual introduces the QLA BR920CK car Bluetooth stereo earphone, describing its design, supported Bluetooth profiles (A2DP, HSP/HFP) and basic safety precautions such as keeping the volume at a moderate level to avoid permanent hearing damage.
It explains how to pair the earphone with a phone, adjust volume, switch calls, use voice dialing, and other functions. The document also lists technical specifications and a disclaimer about liability and regulatory compliance. This manual is written in Chinese.
| Bluetooth version | 2.1 |
|---|---|
| Default PIN | 0000 |
| Supported call profile | HSP/HFP |
Press and hold the multifunction button for 3‑10 seconds until the indicator flashes red and blue, then select QLA BR920CK on the phone and confirm pairing.
The default PIN is 0000.
Short‑press the volume key to increase or decrease the volume.